Hi Arpitha, Thank you for the patch! Perhaps something to improve: [auto build test WARNING on linus/master] [also build test WARNING on v5.8] [cannot apply to next-20200807] [If your patch is applied to the wrong git tree, kindly drop us a note. And when submitting patch, we suggest to use '--base' as documented in https://git-scm.com/docs/git-format-patch] url: https://github.com/0day-ci/linux/commits/Arpitha-Raghunandan/lib-Convert-test_hexdump-c-to-KUnit/20200809-224612 base: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git 06a81c1c7db9bd5de0bd38cd5acc44bb22b99150 config: xtensa-allmodconfig (attached as .config) compiler: xtensa-linux-gcc (GCC) 9.3.0 reproduce (this is a W=1 build): wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=xtensa If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot All warnings (new ones prefixed by >>, old ones prefixed by <<): >> WARNING: modpost: lib/hexdump_kunit.o(.text+0xc): Section mismatch in reference from the (unknown reference) (unknown) to the variable .init.rodata:test_data_8_be The function (unknown)() references the variable __initconst test_data_8_be. This is often because (unknown) lacks a __initconst annotation or the annotation of test_data_8_be is wrong. --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org